#repa .rp-stage { padding: clamp(16px, 2.6vw, 32px); }
#repa .rp-bar { justify-content: space-between; margin-bottom: clamp(14px, 2vw, 22px); }
#repa .rp-ctrl { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
#repa .rp-replay {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--stage-hair); background: var(--stage-2);
  color: var(--stage-muted); font-size: 13px; padding: 5px 12px; border-radius: 999px; cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
#repa .rp-replay:hover { color: var(--stage-ink); border-color: var(--stage-muted); }
#repa .rp-replay svg { width: 14px; height: 14px; }
#repa .rp-panels { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(14px, 2.4vw, 28px); }
#repa .rp-panel {
  border: 1px solid var(--stage-hair); border-radius: 12px; background: rgba(17, 22, 17, 0.55);
  padding: clamp(14px, 2vw, 22px); display: flex; flex-direction: column; min-width: 0;
}
#repa .rp-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
#repa .rp-head h3 { color: var(--stage-ink); font-size: clamp(21px, 2.1vw, 25px); }
#repa .rp-pill {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--stage-ink-2); border: 1px solid var(--stage-hair); border-radius: 999px; padding: 2px 10px; white-space: nowrap;
}
#repa .rp-pill--g { color: var(--s-green-2); border-color: rgba(118, 185, 0, 0.45); }
#repa .rp-dia { position: relative; width: 100%; max-width: 460px; margin: 4px auto 0; aspect-ratio: 400 / 300; }
#repa .rp-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
#repa .rp-labs { position: absolute; inset: 0; pointer-events: none; }
#repa .rp-lab {
  position: absolute; transform: translate(-50%, -50%); white-space: nowrap; line-height: 1;
  font-family: var(--font-sans); font-size: 13.5px; color: var(--stage-ink-2);
}
#repa .rp-lab.is-start { transform: translate(0, -50%); }
#repa .rp-lab.is-math { font-size: 17px; color: var(--stage-ink); }
#repa .rp-lab.is-big { font-size: 22px; }
#repa .rp-lab.is-in { color: var(--stage-ink); }
#repa .rp-lab.is-small { font-size: 13px; }
#repa .rp-lab.is-muted { color: var(--stage-muted); font-size: 13px; }
#repa .rp-lab.is-strong { color: var(--stage-ink); }
#repa .rp-lab.is-blue { color: var(--s-blue); }
#repa .rp-lab.is-green { color: var(--s-green); }
#repa .rp-lab.is-green-t { color: var(--s-green-2); }
#repa .rp-lab.is-orange { color: var(--s-orange); }
#repa .rp-lab .katex { font-size: 1em; }
#repa .rp-arrow { fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1 1; stroke-dashoffset: 0; }
#repa .rp-arrow.is-white { stroke: var(--stage-ink-2); }
#repa .rp-arrow.is-blue { stroke: var(--s-blue); }
#repa .rp-arrow.is-green { stroke: var(--s-green); }
#repa .rp-arrow.is-orange { stroke: var(--s-orange); }
#repa .rp-head.is-white { fill: var(--stage-ink-2); }
#repa .rp-head.is-blue { fill: var(--s-blue); }
#repa .rp-head.is-green { fill: var(--s-green); }
#repa .rp-head.is-orange { fill: var(--s-orange); }
#repa .rp-img-frame { fill: none; stroke: rgba(237, 242, 234, 0.28); stroke-width: 1; }
#repa .rp-blk {
  --glow: 0;
  fill: var(--stage-2); stroke: var(--stage-ink-2); stroke-opacity: 0.55; stroke-width: 1.3;
}
#repa [data-kind='ground'] .rp-blk { stroke-opacity: calc(0.55 + 0.45 * var(--glow)); }
@supports (color: color-mix(in srgb, red, blue)) {
  #repa [data-kind='ground'] .rp-blk {
    stroke: color-mix(in srgb, var(--s-green) calc(var(--glow) * 100%), var(--stage-ink-2));
    fill: color-mix(in srgb, var(--s-green) calc(var(--glow) * 18%), var(--stage-2));
  }
}
#repa .rp-enc { fill: #142027; stroke: var(--s-blue); stroke-width: 1.6; }
#repa .rp-lock rect { fill: var(--s-blue); stroke: none; }
#repa .rp-lock path { fill: none; stroke: var(--s-blue); stroke-width: 1.4; stroke-linecap: round; }
#repa .rp-proj { fill: var(--stage-2); stroke: var(--stage-ink-2); stroke-opacity: 0.7; stroke-width: 1.3; }
#repa .rp-pg { fill: #1b2909; stroke: var(--s-green); stroke-width: 1.6; }
#repa .rp-tok { stroke: none; }
#repa .rp-tok.is-blue { fill: var(--s-blue); }
#repa .rp-tok.is-green { fill: var(--s-green); }
#repa .rp-tok.is-white { fill: var(--stage-ink-2); }
#repa .rp-align { stroke: var(--stage-ink); stroke-opacity: 0.7; stroke-width: 1.3; stroke-dasharray: 3 3.5; animation: rp-march 1.1s linear infinite; }
@keyframes rp-march { to { stroke-dashoffset: -13; } }
.pd2-reduced #repa .rp-align { animation: none; }
.pd2-paused #repa .rp-align { animation-play-state: paused; }
#repa .rp-dot { pointer-events: none; }
#repa .rp-top { transition: opacity .6s var(--ease-smooth); }
#repa .rp-stage.is-sampling [data-kind='repa'] .rp-top:not(.rp-dot) { opacity: 0.1 !important; }
#repa .rp-stage.is-sampling [data-kind='repa'] .rp-align { animation-play-state: paused; }
#repa .rp-off {
  opacity: 0; transition: opacity .6s var(--ease-smooth); color: var(--stage-ink); font-size: 13.5px;
  background: var(--stage); border: 1px dashed var(--stage-muted); border-radius: 6px; padding: 5px 9px;
}
#repa .rp-stage.is-sampling .rp-off { opacity: 1; }
#repa .rp-loop { fill: none; stroke: var(--stage-ink-2); stroke-width: 1.4; stroke-dasharray: 1 1; stroke-dashoffset: 1; opacity: 0; transition: stroke-dashoffset 1s var(--ease-smooth), opacity .3s; }
#repa .rp-loop-head { fill: var(--stage-ink-2); opacity: 0; transition: opacity .3s .8s; }
#repa .rp-loop-lab { opacity: 0; transition: opacity .5s .4s; background: var(--stage); padding: 0 6px; font-size: 13px; }
#repa .rp-stage.is-sampling .rp-loop { stroke-dashoffset: 0; opacity: 1; }
#repa .rp-stage.is-sampling .rp-loop-head, #repa .rp-stage.is-sampling .rp-loop-lab { opacity: 1; }
#repa .rp-stage:not(.is-sampling) .rp-loop-head { transition-delay: 0s; }
#repa .rp-stage:not(.is-sampling) .rp-loop-lab { transition-delay: 0s; }
#repa .rp-def { margin: 10px 0 0; display: grid; gap: 0; border-top: 1px solid var(--stage-hair); }
#repa .rp-def > div { display: grid; grid-template-columns: 8.4em minmax(0, 1fr); gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--stage-hair); align-items: baseline; }
#repa .rp-def dt { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--stage-muted); }
#repa .rp-def dd { margin: 0; font-size: 15px; line-height: 1.45; color: var(--stage-ink); }
#repa .rp-def dd b { font-weight: 600; }
#repa [data-kind='repa'] .rp-def dd b { color: #9cc3ea; }
#repa [data-kind='ground'] .rp-def dd b { color: var(--s-green-2); }
#repa .rp-phase-note { margin-top: 16px; min-height: 3em; max-width: 78ch; }
#repa .rp-fig figcaption { max-width: 86ch; }
#repa .rp-study { margin-top: clamp(56px, 8vw, 88px); }
#repa .rp-subhead { max-width: 62ch; margin-bottom: 22px; }
#repa .rp-subhead h3 { margin-bottom: 8px; }
#repa .rp-subhead p { color: var(--ink-3); }
#repa .rp-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(22px, 3.4vw, 44px); align-items: start; }
#repa .rp-left { padding-top: 6px; }
#repa .rp-matrix {
  display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(0, 1fr); grid-template-rows: auto 1fr 1fr;
  gap: 8px; align-items: stretch;
}
#repa .rp-colh, #repa .rp-rowh { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; color: var(--muted); }
#repa .rp-colh { text-align: center; padding-bottom: 2px; }
#repa .rp-rowh { writing-mode: vertical-rl; transform: rotate(180deg); text-align: center; padding-left: 2px; }
#repa .rp-colh b, #repa .rp-rowh b { color: var(--ink-2); font-weight: 500; }
#repa .rp-cell {
  position: relative; display: flex; flex-direction: column; justify-content: space-between; gap: 10px; text-align: left;
  min-height: 104px; padding: 12px 12px 11px; border-radius: 12px; border: 1px solid var(--hair); background: var(--card); cursor: pointer;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease), opacity .5s var(--ease);
}
#repa .rp-cell:hover { border-color: var(--hair-2); transform: translateY(-1px); }
#repa .rp-cell[aria-pressed='true'] { border-color: var(--ink-3); }
#repa .rp-cell.is-ours { background: var(--nv-50); border-color: var(--nv-200); }
#repa .rp-cell.is-low { box-shadow: 0 0 0 2px var(--nv-700); border-color: transparent; }
#repa .rp-cell-top { display: flex; align-items: center; gap: 8px; min-width: 0; }
#repa .rp-sw { width: 28px; height: 12px; flex: none; overflow: visible; }
#repa .rp-cname { font-size: 14px; font-weight: 500; color: var(--ink-2); line-height: 1.25; }
#repa .rp-cell-bot { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
#repa .rp-cval { position: relative; display: inline-grid; overflow: hidden; height: 1.15em; font-family: var(--font-sans); font-weight: 500; font-size: clamp(28px, 3vw, 34px); line-height: 1.15; letter-spacing: -0.025em; font-variant-numeric: proportional-nums; color: var(--ink); }
#repa .rp-cval .rp-num { grid-area: 1 / 1; }
#repa .rp-unit { font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: 0.04em; }
#repa .rp-badge {
  margin-left: auto; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  color: #fff; background: var(--nv-800); border-radius: 999px; padding: 2px 8px; opacity: 0; transform: scale(.85); visibility: hidden;
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility 0s linear .3s;
}
#repa .rp-cell.is-low .rp-badge { opacity: 1; transform: none; visibility: visible; transition-delay: 0s; }
#repa .rp-grid.is-pre .rp-cell { opacity: 0; transform: scale(.94); }
#repa .rp-grid.is-in-cells [data-key='bare'] { transition-delay: 0ms; }
#repa .rp-grid.is-in-cells [data-key='repa'] { transition-delay: 110ms; }
#repa .rp-grid.is-in-cells [data-key='ground'] { transition-delay: 220ms; }
#repa .rp-grid.is-in-cells [data-key='both'] { transition-delay: 330ms; }
#repa .rp-epoch { display: flex; align-items: center; gap: 12px; margin-top: 18px; flex-wrap: wrap; }
#repa .rp-epoch-k { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
#repa .rp-epoch .seg button { font-variant-numeric: tabular-nums; min-width: 50px; }
#repa .rp-lowest { margin-top: 10px; font-size: 14.5px; color: var(--ink-3); min-height: 2.9em; }
#repa .rp-chart .chart-head { justify-content: flex-end; margin-bottom: 0; }
#repa .rp-ov .rp-cur-line { stroke: var(--ink-3); stroke-width: 1; stroke-dasharray: 2 3; opacity: 0.55; }
#repa .rp-ov .rp-ring { fill: none; stroke-width: 1.6; }
#repa .rp-ov .rp-ring.is-low { stroke: var(--nv-800) !important; stroke-width: 2.2; }
#repa .rp-ov .rp-br, #repa .rp-ov .rp-imp { fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1 1; }
#repa .rp-ov .rp-anno-t { font-family: var(--font-sans); font-size: 12.5px; font-style: italic; fill: var(--ink-3); paint-order: stroke; stroke: var(--paper); stroke-width: 4px; stroke-linejoin: round; }
#repa .rp-read { margin-top: clamp(26px, 3.4vw, 36px); color: var(--ink-3); font-size: 16px; }
#repa .rp-read p + p { margin-top: 0; }
#repa .rp-read b { color: var(--ink); }
#repa .rp-study .takeaway { max-width: none; }
@media (max-width: 900px) {
  #repa .rp-panels { grid-template-columns: 1fr; }
  #repa .rp-grid { grid-template-columns: 1fr; }
  #repa .rp-left { max-width: 520px; }
}
@media (max-width: 600px) { #repa .stage-tag { font-size: 12px; } }
@media (max-width: 520px) {
  #repa .rp-stage { padding: 14px 12px 16px; }
  #repa .rp-panel { padding: 12px 10px; }
  #repa .rp-lab { font-size: 13px; }
  #repa .rp-lab.is-math { font-size: 15px; }
  #repa .rp-lab.is-big { font-size: 19px; }
  #repa .rp-def > div { grid-template-columns: 1fr; gap: 2px; }
  #repa .rp-cell { min-height: 92px; padding: 10px 10px 9px; }
  #repa .rp-cname { font-size: 13.5px; }
  #repa .rp-badge { margin-left: 0; }
}
@media (pointer: coarse) { #repa .rp-replay { min-height: 32px; } }